Marten A. Carlson, MD
NPI 1497857858ActiveIndividual· Internal Medicine· Laramie, WY
Internal Medicine (MD) in Laramie, Wyoming, trained at Creighton University School of Medicine (class of 1991). In 2024 Medicare paid $33,883 for 560 patients, and Part D covered 69 of their prescriptions, 86% of them generic. Bayer Healthcare Pharmaceuticals Inc. was the largest of 11 companies reporting payments in 2025, $288.45 in all, mostly food and beverage.
Overview
| NPI | 1497857858 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 5, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 5392A | WY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (WY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 560 |
|---|---|
| Services billed | 1,062 across 19 procedure codes |
| Paid by Medicare | $33,883 |
Part D prescriptions in 2024
| Prescriptions (claims) | 69 · 89 30-day fills |
|---|---|
| Patients | 28 |
| Total drug cost | $9,176 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Creighton University School of Medicine |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Internal Medicine |
Medical group
- Ivinson Memorial HospitalLaramie, WY · 63 clinicians
Hospital affiliation
- Ivinson Memorial HospitalLaramie, WY
Industry payments (Open Payments)
- 2025$288.45 · 13 payments from 11 companies
- 2024$78.99 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $40.13 | 2 |
| Pharmacosmos Therapeutics Inc. | $39.97 | 2 |
| Eisai Inc. | $30.39 | 1 |
| Lilly USA, LLC | $26.54 | 1 |
| Ferring Pharmaceuticals Inc. | $25.15 | 1 |
What the 2025 payments were for
- Food and Beverage$288.45 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine providers in Laramie
- 1598011306
- 1881720514
- 1720284888
- 1285356857
- 1457352478
- 1376530204
- 1013019793
- 1023110640
- 1831101609
- 1104505445
- 1356722003